3Com Switch 7750 Configuration Guide

558 CHAPTER 52: VRRP CONFIGURATION
Configuring Backup
Group-Related
Parameters
Table 435 lists the operations to configure a switch in a backup group.
Configure that the
virtual IP address can
be pinged
vrrp ping-enable Optional
By default, the virtual IP address
cannot be pinged.
Map the virtual router
IP address to a MAC
address
vrrp method { real-mac |
virtual-mac }
Optional
By default, the virtual IP address of
a backup group is mapped to a
virtual router IP address.
Create a VLAN vlan vlan-id -
This operation creates the VLAN
to which the backup group
corresponds. The vlan-id
argument is the ID of the VLAN.
Quit to system view quit -
Enter VLAN interface
view
interface Vlan-interface vlan-id -
Configure a virtual
router IP address
vrrp vrid virtual-router-id
virtual-ip virtual-address
Optional
By default, no IP address is
configured for the virtual router.
Table 434 Configure a virtual router IP address
Operation Command Description
Table 435 Configure backup group-related parameters
Operation Command Description
Enter system view system-view -
Create a VLAN vlan vlan-id -
Quit to system view quit -
Enter VLAN interface
view
interface Vlan-interface valn-id -
Configure the priority
of the backup group
vrrp vrid virtual-router-id
priority priority
Optional
By default, the priority of a
backup group is 100.
Configure the
preemptive mode and
delay period for the
backup group
vrrp vrid virtual-router-id
preempt-mode [ timer delay
delay-value ]
Optional
By default, a backup group
operates in the preemptive mode.
Configure the
authentication type
and authentication key
vrrp vrid virtual-router-id
authentication-mode
authentication-type
authentication-key
Optional
By default, a backup group does
not authenticate.
Configure the VRRP
timer
vrrp vrid virtual-router-id timer
advertise adver-interval
Optional
By default, the interval for the
master switch in a backup group
to send VRRP packets is 1 second.
Specify the
interface/Ethernet port
to be tracked
vrrp vrid virtual-router-id track
interface interface-type
interface-number [ reduced
val
ue-reduced ]
Optional
value-reduced: Value by which the
priority is to be reduced. By
default, this value is 10.